222123023321100 has 144 divisors (see below), whose sum is σ = 701106736463616. Its totient is φ = 53847567648000.

The previous prime is 222123023321099. The next prime is 222123023321201. The reversal of 222123023321100 is 1123320321222.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 614929545 + ... + 615290655.

Almost surely, 2^{222123023321100} is an apocalyptic number.

222123023321100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222123023321100 is an abundant number, since it is smaller than the sum of its proper divisors (478983713142516).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222123023321100 is a wasteful number, since it uses less digits than its factorization.

222123023321100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547536 (or 547529 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 222123023321100 its reverse (1123320321222), we get a palindrome (223246343642322).

The spelling of 222123023321100 in words is "two hundred twenty-two trillion, one hundred twenty-three billion, twenty-three million, three hundred twenty-one thousand, one hundred".